laser with wavelength 633 nm illuminates a single slit of width 0.185 mm. The diffraction pattern is seen on a screen. The distance between the first and second dark fringes is 8.25 mm. How far is the screen from the slit

The electronic structure or chlorine is 2.8.7 what is the electronic structure of fluorine?

An ideal otto cycle has a compression ratio of 10.5, takes in air at 90 kpa and 40°c, and is repeated 2500 times per minute. using constant specific heats at room temperature, determine the thermal efficiency of this cycle and the rate of heat input if the cycle is to produce 90 kw of power.

Aforce of 100 newtons is used to move an object a distance of 15 meters with a power of 50 watts. find the work dine and the time it takes to do the work